Helmet with a fan



FIG. 1 is an upper, left side, perspective view of a helmet including a fan, embodying the present invention.

FIG. 2 is a front elevational view thereof.

FIG. 3 is a rear elevational view thereof.

FIG. 4 is a left side elevational view thereof.

FIG. 5 is a right side elevational view thereof.

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof. 

The ornamental design for a helmet with a fan, as shown and described. 